# Reference figures

13 reference-class figures for countries, regions and the world, from [Our World in Data](https://ourworldindata.org), frozen on 22 October 2026. Each figure page gives every year published, the source and a link to how the figure was made.

## Indicators

- [Life expectancy](/life-expectancy): Period life expectancy is the number of years the average person born in a certain year would live if they experienced the same chances of dying at each age as people did that year. (265 countries and regions)
- [Child mortality rate](/child-mortality): Long-run estimated share of newborns who die before reaching the age of five. (213 countries and regions)
- [Population growth rate](/population-growth): Annual rate at which the population is growing, expressed as a percentage. (253 countries and regions)
- [GDP per capita](/gdp-per-capita): Average economic output per person in a country or region per year. This data is adjusted for inflation and differences in living costs between countries. (212 countries and regions)
- [Annual GDP growth (%)](/gdp-growth): Annual GDP growth (%). (231 countries and regions)
- [Inflation, consumer prices (annual %)](/inflation): Inflation, consumer prices (annual %) (206 countries and regions)
- [Unemployment rate](/unemployment): Share of the labor force without work, but actively looking for a job and available to start soon. (200 countries and regions)
- [Share of population in poverty ($3 a day)](/extreme-poverty): Percentage of population living in households with an income or consumption below $3 per day. (195 countries and regions)
- [CO₂ emissions per capita](/co2-per-capita): Carbon dioxide (CO₂) emissions from burning fossil fuels and industrial processes. This includes emissions from transport, electricity generation, and heating, but not land-use change. (231 countries and regions)
- [Share of the population with access to electricity](/electricity-access): Access to electricity means having an electricity source that can provide very basic lighting, and charge a phone or power a radio for 4 hours per day. (229 countries and regions)
- [Share of the population using the Internet](/internet-use): Share of the population who used the Internet in the last three months. (231 countries and regions)
- [Fertility rate](/fertility): Total fertility rate: the average number of children a woman would have if she experienced the year's age-specific birth rates throughout her childbearing years. (259 countries and regions)
- [Obesity among adults, BMI \>= 30 kg/m2 (crude estimate) (%) - Sex: both sexes - Age group: 18+  years of age](/adult-obesity): Obesity among adults, BMI \>= 30 kg/m2 (crude estimate) (%) - Sex: both sexes - Age group: 18+  years of age (206 countries and regions)

## About this site

- [Method](/method): how the figures were taken and frozen
- [Sources](/sources): the citation for each indicator
- [Terms](/terms): requests are logged for research and reported only in aggregate
- [evidence-tools](https://tools.cognitiveprofiling.com): the same figures as an MCP tool, beside a statistic checker and an evidence combiner

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Requests to this site are logged for research and reported only in aggregate; see the terms.